20 Questions (%)
Authored by Danielle Spartano
Mathematics
7th Grade
CCSS covered
Used 13+ times
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20 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Total cost of Joseph's lunch?
$2.21
$10.79
$13.17
$15.21
Answer explanation
13 x 1.17
Tags
CCSS.6.NS.B.3
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
0.000625
0.00025
0.065
0.025
Answer explanation
1/2% = 0.005
0.005 x -0.5 x -0.25 = 0.000625
Tags
CCSS.7.RP.A.3
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Total price for 4.5 pounds of apples?
$4.77
$6.48
$6.75
$6.93
Answer explanation
1.60 x 0.90 = $1.44 per pound
1.44 x 4.5 = $6.48
Tags
CCSS.6.NS.B.3
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Original number of cups
400
570
630
800
Answer explanation
15% of the remaining cups: 90/0.15 = 600 cups remaining on the 2nd day
600 remaining cups + 30 cups from the 1st day
630 total cups
Tags
CCSS.3.OA.A.3
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which expression represents a strategy for estimating the total output of wheat, in tons, in 2015?
20 + 10 + 5
20(10)(5)
20+1.1+1.05
20(1.1)(1.05)
Answer explanation
100% + 10% = 110% (or 1.10 .... or 1.1)
100% + 5% = 105% (or 1.05)
(Whole) x (%) x (%)
20 x 1.1 x 1.05
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which expression also describes the discounted price, in dollars, of the hat?
0.2x
x - 20
x - 0.2
x - 0.2x
Answer explanation
price - 20%oftheprice
x - 0.2x
Tags
CCSS.6.EE.B.6
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which two expressions each represent the sale price of the item?
A and E
B and C
B and D
C and D
Answer explanation
B: You pay 80% of the price, or, 0.8p
D: You pay: Price - 20%oftheprice, or, p - 0.2p
Tags
CCSS.7.EE.A.2
CCSS.HSA.SSE.A.2
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